The second oldest independent country in North America is Mexico as it became independent in 1821.
Delaware was the first state to ratify the Constitution doing so on December 7, 1787 thereby becoming the first state in the union.
North America's oldest country is the United States of America when it became independence in 1776
Oraibi
The oldest city in north Carolina is chapel hill
Quebec City (Canada).
Mexico City
Quebec City is the capital of Quebec. Quebec's Old Town (Vieux-Québec) is the only North American fortified city north of Mexico whose walls still exist.
Mexico City.
Yes, they are the Bimini Islands with a city built some 10,000 years ago.
The North Port forensic laboratory in North Port Florida is the oldest forensics laboratory in the U.S, established since 1789.
Mexico City is the most populous on the North American Continent
Mexico City, Mexico.
Erbil (Arbil) in the North of Iraq is the longest continuously inhabited city in human history - and of course it is walled.
the oldest city in the philippines is cebu city.
Turku is the oldest city